gnu: zabbix-agentd: Update to 4.2.0.

* gnu/packages/monitoring.scm (zabbix-agentd): Update to 4.2.0.

Signed-off-by: Ricardo Wurmus <rekado@elephly.net>

gnu/packages/monitoring.scm

@@ -4,7 +4,7 @@
 ;;; Copyright © 2017, 2018, 2019 Ricardo Wurmus <rekado@elephly.net>
 ;;; Copyright © 2018 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2018 Gábor Boskovits <boskovits@gmail.com>
-;;; Copyright © 2018 Oleg Pykhalov <go.wigust@gmail.com>
+;;; Copyright © 2018, 2019 Oleg Pykhalov <go.wigust@gmail.com>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -152,7 +152,7 @@ (define-public nagios
 (define-public zabbix-agentd
   (package
     (name "zabbix-agentd")
-    (version "4.0.2")
+    (version "4.2.0")
     (source
      (origin
        (method url-fetch)
@@ -161,7 +161,7 @@ (define-public zabbix-agentd
              "/zabbix-" version ".tar.gz"))
        (sha256
         (base32
-         "033qb4b9y02jp2ijj8ny0a0yk1mzj0a8ihxrv11h7ln8kpl55vqw"))))
+         "1b9wx6z15jfg8yakb7mlaqqri1ia9i12rgk58c3nparzsjdd9p2c"))))
     (build-system gnu-build-system)
     (arguments
      `(#:configure-flags